coin

1 of 3

noun

1
archaic
b
: wedge
2
a
: a usually flat piece of metal issued by governmental authority as money
b
: metal money
c
: something resembling a coin especially in shape
d
: a unit of a cryptocurrency
These products allow investors to gain exposure to Bitcoin without owning the actual coins.Lisa Loud
3
: something used as if it were money (as in verbal or intellectual exchange)
… perhaps wisecracks … are respectable literary coin in the United States …The Times Literary Supplement (London)
would repay him with the full coin of his mindIan Fleming
4
: something having two different and usually opposing sides
usually used in the phrase the other side of the coin
5
informal : money
I'm in it for the coinSinclair Lewis

coin

2 of 3

verb

coined; coining; coins

transitive verb

1
a
: to make (a coin) especially by stamping : mint
b
: to convert (metal) into coins
2
: create, invent
coin a phrase
coiner noun

coin

3 of 3

adjective

1
: of or relating to coins
2
: operated by coins
Phrases
coin money
: to get rich quickly

Examples of coin in a Sentence

Noun I have a dollar in coins. seeking a job that pays plenty of coin Verb The coach coined the phrase “refuse to lose.” William Shakespeare is believed to have coined many words. The nation plans to coin more money.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
In 2016, MacLellan said, the series was a coin flip between the two best teams in the league. Sean Gentille, New York Times, 25 Oct. 2025 Fans leave baseballs or bats on the grave of Joe DiMaggio, or coins and other memorabilia on the black granite headstone where Wyatt Earp and his wife are buried. Chris Kenning, USA Today, 25 Oct. 2025
Verb
From the photo editor who coined the title on a whim to Matthew McConaughey's unprecedented press run and Dwayne Johnson's birthday cake delivery, read all about the behind-the-scenes details of each year's titleholder. Brendan Le, PEOPLE, 5 Nov. 2025 Knott decided to finally name the berry and coined the fruit boysenberry after its creator. Carolyn Burt, Oc Register, 27 Oct. 2025
Adjective
The victim told him where to find a bedroom safe and coin jar, which together contained $230. Kim Chatelain, NOLA.com, 21 June 2017 See All Example Sentences for coin

Word History

Etymology

Noun

Middle English, from Anglo-French coing wedge, corner, from Latin cuneus wedge

First Known Use

Noun

14th century, in the meaning defined at sense 1a

Verb

14th century, in the meaning defined at sense 1a

Adjective

circa 1566, in the meaning defined at sense 1

Time Traveler
The first known use of coin was in the 14th century

Browse Nearby Words

Cite this Entry

“Coin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coin. Accessed 7 Nov. 2025.

Kids Definition

coin

1 of 3 noun
1
: a piece of metal put out by a government authority as money
2
: metal money
three dollars in coin

coin

2 of 3 verb
1
a
: to make (a coin) especially by stamping : mint
b
: to convert (metal) into coins
2
: create, invent
coin a phrase
coiner noun

coin

3 of 3 adjective
1
: of or relating to coins
a coin show
2
: operated by coins
a laundromat's coin washers

More from Merriam-Webster on coin

Last Updated: - Definition revised
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!